2003 LEXUS LS430 Identifying ac

a. Install the intake air connector pipe with the bolt and hose clamp.
Torque:
4.0 N.m (40 kgf.cm, 35 in..lbf) for hose clamp
5.0 N.m (50 kgf.cm, 44 in..lbf) for bolt
b. Connect the air hose and ventilation hose No. 1 together.
27.INSTALL AIR CLEANER INLET NO.1
28.INSPECT FOR FUEL LEAKS (See ON
-VEHICLE INSPECTION )
29.INSTALL V-BANK COVER
Torque: 5.0 N.m (51 kgf.cm, 44 in..lbf)
30.CONNECT BATTERY NEGATIVE TERMINAL
Fig. 34: Identifying Wire Clamp Bracket

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

b. Apply some gasoline to the entire circumference of a new over fill check valve, and insert it into
the fuel tank without using excessive force. Take care not to drop the gasket into the tank.
c. Confirm that the over fill check valve is inserted without any clearance between the gasket and the
lower surface of the valve.
31.INSTALL CHECK VALVE PROTECTOR
32.INSTALL FUEL TANK CUSHION NO.1
a. Attach the fuel tank cushions to the areas marked with diagonal lines in the illustration.
Fig. 54: Identifying Fuel Tank Cushion

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
33.INSTALL FUEL TANK BREATHER TUBE SUB-ASSY
34.INSTALL FUEL TANK PROTECTOR SUB-ASSY NO.1
35.INSTALL FUEL SENDER GAGE ASSY
a. Inserting a new gasket in between, install the fuel sender gauge.
Torque: 1.5 N.m (15 kgf.cm, 13 in..lbf)
36.INSTALL FUEL PUMP AND SENDER GAUGE ASSEMBLY
a. Install a new gasket to the fuel suction plate.
b. Connect the fuel sub-suction hose to the fuel return jet tube.
c. Attach the fuel pump and sender
gauge to the fuel tank.

Fig. 2: Identifying Engine Room No. 1 Junction & Relay Block Components
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Engine Room No. 1 Junction & Relay Block Fuses
FuseSystem
7.5AA/C IGAutomatic Air Conditioning (Front)
7.5AEFI NO.2Engine Control
7.5AFR IGABS
Automatic Air Conditioning (Front)
Back-Up Light
Charging
Clock (w/ LEXUS Navigation System)
Cruise Control
Door Closer (w/ Smart Key System)
Door Closer (w/o Smart Key System)
Door Lock Control (w/ Smart Key System)
Door Lock Control (w/o Smart Key System)

Fig. 3: Identifying Fusible Link Block Components
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Fusible Link Block Fuses
FuseSystem
5AALT-SCharging
30AABS 1Dynamic Radar/Laser Cruise Control System
Tire Pressure Warning System
TRAC
VSC
30ABATTEngine Control
Engine Immobilizer System (w/o Smart Key System)
SRS
Starting and Ignition
30ASTElectronically Controlled Transmission and A/T Indicator
Engine Control
Starting and Ignition
40AAIRBUSElectronic Modulated Air Suspension
40ADEFOGRear Window Defogger
50AABS 2ABS
Dynamic Radar/Laser Cruise Control System
Tire Pressure Warning System
TRAC
VSC
50AFANRadiator Fan
50AHEATERAutomatic Air Conditioning (Front)
60ALUG J/BAudio System
Automatic Light Control
Back-Up Light
Climate Control Seat (Rear)
Clock (w/ LEXUS Navigation System)
Door Closer (w/ Smart Key System)
Door Lock Control (w/ Smart Key System)
Dynamic Radar/Laser Cruise Control System
Interior Light
Key Reminder (w/ Smart Key System)
LEXUS Navigation System
LEXUS Parking Assist (Clearance Sonar)
LEXUS Parking Assist (Clearance Sonar)
Light Auto Turn Off System
Multiplex Communication System (BEAN - Steering Column Bus)
Pre-Collision Safety System
Rear Air Conditioning
Smart Key System
Stop Light
Taillight

Fig. 5: Identifying Driver Side Junction Block Components (Fuses)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.

Fig. 6: Identifying Driver Side Junction Block Components (Relays)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Driver Side Junction Block Fuses
FuseSystem

PASSENGER SIDE JUNCTION BLOCK
Fig. 7: Identifying Passenger Side Junction Block Components (Fuses)

Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
15AD S/HTRClimate Control Seat (Front)
Seat Heater (Front)
15AD-CIGCigarette Lighter and Power Outlet
15APWR OUTLETCigarette Lighter and Power Outlet
20AAIRBUSElectronic Modulated Air Suspension
20ATI&TEPower Tilt and Power Telescopic
30AD P/SEATPower Seat (Driver's Seat)

Fig. 8: Identifying Passenger Side Junction Block Components (Relays)
Courtesy of TOYOTA MOTOR SALES, U.S.A., INC.
Passenger Side Junction Block Fuses